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Finding the Fourth Proportional to 106,596.41, 159,800.49 and 43,469.33

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Solution

The fourth proportional to 106,596.41, 159,800.49 and 43,469.33 is: 65,165.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,596.41 : 159,800.49 = 43,469.33 : x
  2. Step 2: Convert to fraction form
    106,596.41/159,800.49 = 43,469.33/x
  3. Step 3: Cross multiply
    106,596.41x = 159,800.49 × 43,469.33
  4. Step 4: Simplify right side
    106,596.41x = 6,946,419,434.97
  5. Step 5: Solve for x
    x = 6,946,419,434.97/106,596.41
  6. Step 6: Final answer
    x = 65,165.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.